CLAS Physics Database

Measurement E209M88

Experiment: CLAS12 RG-K K+Y recoil polarization
Year: 2025

Measurement comment:

cos(θKc.m.) bin: [0.5: 1.0]
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P0y
Q2: 1.0 — 4.5 GeV2
W: 1.625 — 2.4 GeV
Ebeam: 7.546 GeV
Publication:
D. S. Carman et al. (CLAS Collaboration) Recoil Polarization in K+Y Electroproduction in the Nucleon Resonance Region with CLAS12 // https://arxiv.org/abs/2505.12030

Measurement data
W, [GeV] P0y uncertainty
1.72 -0.09 0.2329
1.8 0.1165 0.4125
1.88 -0.4249 0.3484
1.96 -0.7875 0.4498
2.04 -0.9828 0.4538
2.12 0.4758 0.5802
2.2 -0.18 0.5458
2.28 0.4823 0.496
2.36 0.2646 0.4623